The mean gas mileage for a hybrid car is 56 miles per


The mean gas mileage for a hybrid car is 56 miles per gallon. Suppose that the gasoline mileage is approximately normally distributed with a standard deviation of 3.3 miles per gallon.? 

(a) What proportion of hybrids gets over 61 miles per? gallon?

(b) What proportion of hybrids gets 50 miles per gallon or? less? left parenthesis c right parenthesis What

(c) What proportion of hybrids gets between 57 and 61 miles per? gallon?

(d) What is the probability that a randomly selected hybrid gets less than 45 miles per? gallon?

Solution Preview :

Prepared by a verified Expert
Basic Statistics: The mean gas mileage for a hybrid car is 56 miles per
Reference No:- TGS02636453

Now Priced at $10 (50% Discount)

Recommended (91%)

Rated (4.3/5)